The correct way to say "at 8 o'clock" is c) a las ocho.
I'm just going to give you a quick tip...
NEVER USE (sorry for my French) STUPID words to end your "essays" use STRONG
conclusions
"restate your claim"
sorry all I can tell you
hope it's some help
Answer:
I don't know how many examples do you need but I left some ideas below.
Explanation:
Lee el tema del día antes de cada clase.
No uses tu celular durante clase.
No te vayas antes de clase.
Comprá los libros necesarios.
Preguntá las dudas que tengas.
No comas en clase.
No interrumpas al profesor durante la clase.
No hables durante la clase.